NO901971D0 - PROCEDURE FOR DETERMINING WATER SPEEDS IN ACCORDANCE WITH A VESSEL. - Google Patents

PROCEDURE FOR DETERMINING WATER SPEEDS IN ACCORDANCE WITH A VESSEL.

Info

Publication number
NO901971D0
NO901971D0 NO901971A NO901971A NO901971D0 NO 901971 D0 NO901971 D0 NO 901971D0 NO 901971 A NO901971 A NO 901971A NO 901971 A NO901971 A NO 901971A NO 901971 D0 NO901971 D0 NO 901971D0
Authority
NO
Norway
Prior art keywords
vessel
procedure
accordance
determining water
water speeds
Prior art date
Application number
NO901971A
Other languages
Norwegian (no)
Other versions
NO901971L (en
Inventor
David Lionel Buddery
Original Assignee
British Petroleum Co Plc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by British Petroleum Co Plc filed Critical British Petroleum Co Plc
Publication of NO901971D0 publication Critical patent/NO901971D0/en
Publication of NO901971L publication Critical patent/NO901971L/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/50—Systems of measurement, based on relative movement of the target
    • G01S15/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S15/60—Velocity or trajectory determination systems; Sense-of-movement determination systems wherein the transmitter and receiver are mounted on the moving object, e.g. for determining ground speed, drift angle, ground track
NO90901971A 1989-05-04 1990-05-03 PROCEDURE FOR DETERMINING WATER SPEEDS IN ACCORDANCE WITH A VESSEL. NO901971L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898910184A GB8910184D0 (en) 1989-05-04 1989-05-04 Marine current determination

Publications (2)

Publication Number Publication Date
NO901971D0 true NO901971D0 (en) 1990-05-03
NO901971L NO901971L (en) 1990-11-05

Family

ID=10656167

Family Applications (1)

Application Number Title Priority Date Filing Date
NO90901971A NO901971L (en) 1989-05-04 1990-05-03 PROCEDURE FOR DETERMINING WATER SPEEDS IN ACCORDANCE WITH A VESSEL.

Country Status (3)

Country Link
US (1) US5050133A (en)
GB (2) GB8910184D0 (en)
NO (1) NO901971L (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6671223B2 (en) 1996-12-20 2003-12-30 Westerngeco, L.L.C. Control devices for controlling the position of a marine seismic streamer
US6229761B1 (en) * 1999-09-17 2001-05-08 The United States Of America As Represented By The Secretary Of The Navy Estimating ship velocity through the water and over the ground
US7504413B2 (en) * 2004-05-06 2009-03-17 Cytokinetics, Inc. N-(4-(imidazo[1,2A]pyridin-YL)phenethyl)benzamide inhibitors of the mitotic kinesin CENP-E for treating certain cellular proliferation diseases
US20060256653A1 (en) * 2005-05-05 2006-11-16 Rune Toennessen Forward looking systems and methods for positioning marine seismic equipment
AU2006202146B2 (en) * 2006-05-19 2008-08-07 Westerngeco Seismic Holdings Limited Forward looking systems and methods for positioning marine seismic equipment
GB2472341B (en) * 2006-05-26 2011-07-13 Westerngeco Seismic Holdings Forward looking systems and methods for positioning marine seismic equipment
FR2902529B1 (en) * 2006-06-20 2008-12-05 Westerngeco Seismic Holdings SYSTEMS AND METHODS FOR PRIOR ORIENTATION TO POSITION SEISMIC MARINE EQUIPMENT
US7420875B1 (en) 2007-06-25 2008-09-02 The United States Of America As Represented By The Secretary Of The Navy Methods and systems for use of an acoustic doppler current profiler for measurement of compact jets
US7539083B2 (en) * 2007-06-25 2009-05-26 The United States Of America As Represented By The Secretary Of The Navy Remote voice detection system
EP2229597A2 (en) * 2007-11-19 2010-09-22 Geco Technology B.V. Seismic data processing method for surface related multiple attenuation
US8792297B2 (en) 2010-07-02 2014-07-29 Pgs Geophysical As Methods for gathering marine geophysical data
CN102519440A (en) * 2011-12-14 2012-06-27 中国人民解放军92859部队 Marine charting underwater target three-dimensional visualization processing system
CN102749622B (en) * 2012-07-03 2013-10-09 杭州边界电子技术有限公司 Multiwave beam-based depth-sounding joint inversion method for sound velocity profile and seafloor topography
US9423519B2 (en) 2013-03-14 2016-08-23 Pgs Geophysical As Automated lateral control of seismic streamers
US10234578B2 (en) * 2014-08-14 2019-03-19 Pgs Geophysical As Methods and systems to operate marine sources to avoid air in water effects
US9886938B2 (en) 2015-02-10 2018-02-06 Navico Holding As Transducer array having a transceiver
US10114119B2 (en) * 2015-05-20 2018-10-30 Navico Holding As Sonar systems and methods using interferometry and/or beamforming for 3D imaging
US10024957B2 (en) 2015-09-17 2018-07-17 Navico Holding As Adaptive beamformer for sonar imaging

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1798276B1 (en) * 1968-09-19 1972-04-27 Krupp Gmbh DEVICE FOR DETERMINING THE SPEED AND / OR TRAVEL OF VEHICLES BY MEASURING THE DOUBLE EFFECT
FR2316602A1 (en) * 1975-07-01 1977-01-28 Thomson Csf SYSTEM FOR MEASURING THE SPEED AND CURRENT DIRECTION OF A FLUID MASS
US4138657A (en) * 1977-10-25 1979-02-06 Western Geophysical Co. Of America Shipboard apparatus for measuring ocean currents
FR2431137A2 (en) * 1977-12-20 1980-02-08 Inst Francais Du Petrole SONAR FOR OBTAINING A TOPOGRAPHIC REPRESENTATION OF AN UNDERWATER SURFACE AND THE UNDERLYING LAYERS
FR2441180A1 (en) * 1978-11-10 1980-06-06 Thomson Csf DOPPLER CURRENTOMETER FOR LARGE FUNDS
DE2901293C2 (en) * 1979-01-13 1986-04-17 Fried. Krupp Gmbh, 4300 Essen Doppler log
DE3514363A1 (en) * 1985-04-20 1986-10-23 Fried. Krupp Gmbh, 4300 Essen METHOD FOR DETERMINING THE SPEED OF A WATER VEHICLE

Also Published As

Publication number Publication date
US5050133A (en) 1991-09-17
NO901971L (en) 1990-11-05
GB2232488B (en) 1993-02-03
GB8910184D0 (en) 1989-06-21
GB9009428D0 (en) 1990-06-20
GB2232488A (en) 1990-12-12

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